HR Assistant: Onboarding, Benefits & Payroll Support

Atrium; Madison (NJ); On-site; USD 55,000 - 70,000; Full time

Benefits offered by this job

Medical benefits (health)

401(k) retirement plan

Life insurance

Disability coverage

Employee assistance program

Job summary

Atrium in Madison, NJ is seeking a Human Resources Assistant to provide administrative support to the HR department and help manage employee lifecycle activities. You will assist with onboarding, benefits administration, payroll coordination, and maintain confidential records while ensuring compliance.

This full-time role requires strong organizational skills, experience with HRIS and MS Office, and excellent communication.

Qualifications

• Experience supporting HR functions such as onboarding, recruitment, and time sheet approval.
• Strong organizational and administrative skills with attention to detail.
• Proficiency in HRIS systems and Microsoft Office Suite.
• Excellent communication and interpersonal skills.
• Ability to handle confidential information with discretion.
• Knowledge of HR policies, procedures, and employment laws.

Responsibilities

• Provide day-to-day administrative support to the HR department, ensuring efficient and organized HR operations.
• Assist with the full employee lifecycle, including onboarding, new hire paperwork, employee changes, and offboarding processes.
• Coordinate interview scheduling, communicate with candidates, manage calendars, and assist with recruiting and hiring activities.
• Maintain accurate and confidential employee files, personnel records, HR databases, and electronic documentation.
• Assist with benefits administration, including new hire enrollments, employee questions, benefits changes, and open enrollment.
• Support payroll processing by collecting and verifying timesheets, tracking attendance, processing employee updates, and coordinating payroll-related documentation.
• Respond to routine employee inquiries regarding HR policies, benefits, PTO, payroll, and general workplace procedures.
• Help coordinate employee engagement initiatives, company events, training sessions, and employee recognition programs.
• Assist with compliance-related activities, ensuring required employment documentation, certifications, and training records are up to date.
• Support performance management processes, including coordinating review schedules, distributing forms, and tracking completion.

Skills

HR onboarding

HR recruitment support

Time sheet approval

Organizational skills

HRIS systems

Microsoft Office

Confidential information handling

Education

Associate or Bachelor’s degree in HR or related field

HR coursework or certification

Continuing education in HR compliance or employment law

Equivalent experience

Tools

HRIS systems

Microsoft Office Suite

Payroll software

Job description

Atrium in Madison, NJ is seeking a Human Resources Assistant to provide administrative support to the HR department and help manage employee lifecycle activities. You will assist with onboarding, benefits administration, payroll coordination, and maintain confidential records while ensuring compliance.

This full-time role requires strong organizational skills, experience with HRIS and MS Office, and excellent communication.